<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <meta http-equiv="X-UA-Compatible" content="ie=edge">
    <title>Document</title>
</head>
<body>
    <form action="#">
        <label for="male">男</label>
        <input type="radio" name="gender" id="male" /><br />
        <label for="female">女</label>
        <input type="radio" name="gender" id="female" /><br />
    </form>
    <form action="#">
        <fieldset id="">
            <legend>健康信息:</legend>
            身高：<input type="text" />
            体重：<input type="number" />
        </fieldset>
    </form>
</body>
</html>